DK1140331T3 - Process for preparing an integral asymmetric polyolefin membrane - Google Patents

Process for preparing an integral asymmetric polyolefin membrane

Info

Publication number: DK1140331T3
Authority: DK; Denmark
Prior art keywords: preparing; polyolefin membrane; integral asymmetric; asymmetric polyolefin; integral
Prior art date: 1999-01-22

Application number

DK00909086T

Other languages

Danish (da)

Inventor

Erich Kessler

Thomas Batzilla

Friedbert Wechs

Frank Wiese

Original Assignee

Membrana Gmbh

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1999-01-22

Filing date

2000-01-19

Publication date

2003-04-07

2000-01-19 Application filed by Membrana Gmbh filed Critical Membrana Gmbh

2003-04-07 Application granted granted Critical

2003-04-07 Publication of DK1140331T3 publication Critical patent/DK1140331T3/en

Links

238000004519 manufacturing process Methods 0.000 title 1
239000012528 membrane Substances 0.000 title 1
229920000098 polyolefin Polymers 0.000 title 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
- B01D67/0018—Thermally induced processes [TIPS]
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
- B01D67/0025—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching
- B01D67/0027—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching by stretching
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
- B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/08—Hollow fibre membranes
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/26—Polyalkenes
- B01D71/261—Polyethylene
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/26—Polyalkenes
- B01D71/262—Polypropylene
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/08—Specific temperatures applied
- B01D2323/082—Cooling
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/12—Specific ratios of components used
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/02—Details relating to pores or porosity of the membranes
- B01D2325/022—Asymmetric membranes
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/02—Details relating to pores or porosity of the membranes
- B01D2325/026—Sponge structure

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Medicinal Chemistry (AREA)
Health & Medical Sciences (AREA)
Materials Engineering (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Dispersion Chemistry (AREA)
Separation Using Semi-Permeable Membranes (AREA)

DK00909086T 1999-01-22 2000-01-19 Process for preparing an integral asymmetric polyolefin membrane DK1140331T3 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19902566		1999-01-22
PCT/EP2000/000391 WO2000043113A1 (en)	1999-01-22	2000-01-19	Method for producing an integrally asymmetrical polyolefin membrane

Publications (1)

Publication Number	Publication Date
DK1140331T3 true DK1140331T3 (en)	2003-04-07

Family

ID=7895141

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK00909086T DK1140331T3 (en)	1999-01-22	2000-01-19	Process for preparing an integral asymmetric polyolefin membrane

Country Status (9)

Country	Link
US (1)	US6375876B1 (en)
EP (1)	EP1140331B1 (en)
JP (1)	JP4095773B2 (en)
KR (1)	KR100654592B1 (en)
CN (1)	CN1136035C (en)
AU (1)	AU747646B2 (en)
DE (1)	DE50000994D1 (en)
DK (1)	DK1140331T3 (en)
WO (1)	WO2000043113A1 (en)

Families Citing this family (31)

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Publication number	Priority date	Publication date	Assignee	Title
ES2204513T3 (en) *	1999-01-21	2004-05-01	Membrana Gmbh	ASYMMETRIC INTEGRAL POLYOLEFIN MEMBRANE.
US7229665B2 (en)	2001-05-22	2007-06-12	Millipore Corporation	Process of forming multilayered structures
EP1435261B1 (en) *	2001-10-04	2009-06-17	Toray Industries, Inc.	Method for production of a hollow fiber membrane
BR0306850B1 (en) *	2002-01-24	2011-12-13		process to produce an integrally asymmetric hydrophobic membrane.
US6811696B2 (en) *	2002-04-12	2004-11-02	Pall Corporation	Hydrophobic membrane materials for filter venting applications
US7071248B2 (en) *	2003-01-21	2006-07-04	Ashland Licensing And Intellectual Property, Llc	Adhesive additives and adhesive compositions containing an adhesive additive
JP4427291B2 (en) *	2003-09-03	2010-03-03	東亞合成株式会社	Continuous production method of functional membrane
EP1931404B1 (en) *	2005-09-09	2011-08-03	Membrana GmbH	Method for the elimination of leukocytes from blood
US20070085235A1 (en) *	2005-10-18	2007-04-19	Boyle Timothy J	Method and apparatus for continuously preparing crosslinked, solution-cast polymer film
US20070085234A1 (en) *	2005-10-19	2007-04-19	Boyle Timothy J	Method and apparatus for solution casting film with secondary component
US20080088180A1 (en) *	2006-10-13	2008-04-17	Cash Audwin W	Method of load shedding to reduce the total power consumption of a load control system
KR101199826B1 (en) *	2006-12-14	2012-11-09	에스케이이노베이션 주식회사	Polyolefin microporous membrane manufacturing method according to efficient extrusion
JP2008200589A (en) *	2007-02-19	2008-09-04	Kansai Electric Power Co Inc:The	Gas separation method and gas separation apparatus
CN102284232A (en) *	2011-06-07	2011-12-21	北京萃亨科技有限公司	Recovering method of tetrafluoroethylene production tail gas and membrane assembly thereof
CN103055724B (en) *	2011-10-19	2015-05-13	华东理工大学	Method for preparing polysulfones polymer microporous membrane by counter-current thermally induced phase separation method
US9005496B2 (en) *	2012-02-01	2015-04-14	Pall Corporation	Asymmetric membranes
US10076620B2 (en)	2012-12-22	2018-09-18	Dmf Medical Incorporated	Anesthetic circuit having a hollow fiber membrane
CN103464003B (en) *	2013-09-24	2016-08-10	清华大学	A kind of method preparing polypropylene hollow fiber perforated membrane
CN107073411B (en) *	2014-11-03	2021-05-07	3M创新有限公司	Microporous polyvinylidene fluoride flat membrane
EP3235558A1 (en)	2016-04-21	2017-10-25	3M Innovative Properties Company of 3M Center	Hollow fiber membrane for use in an anesthetic circuit
US20210001278A1 (en) *	2017-12-04	2021-01-07	King Abdullah University Of Science And Technology	Methods of making porous membranes
US20200139309A1 (en)	2018-11-01	2020-05-07	Entegris, Inc.	Porous polyethylene filter membrane with asymmetric pore structure, and related filters and methods
US11986777B2 (en)	2018-12-27	2024-05-21	3M Innovative Properties Company	Hollow fiber membranes with nucleating agent and methods of making and using the same
JP7747516B2 (en) *	2018-12-27	2025-10-01	ソルベンタムインテレクチュアルプロパティズカンパニー	Asymmetric hollow fiber membrane and method for producing and using the same
CN111346520A (en) *	2019-09-09	2020-06-30	杭州科百特过滤器材有限公司	A kind of asymmetric polyolefin degassing membrane and preparation method thereof
CN110538582A (en) *	2019-09-09	2019-12-06	杭州科百特过滤器材有限公司	A kind of preparation method of asymmetric polyolefin film
JP7383266B2 (en)	2021-01-29	2023-11-20	プライムプラネットエナジー＆ソリューションズ株式会社	Method for producing porous olefin resin material
CN115028867B (en) *	2022-07-01	2023-07-11	浙江大学	Asymmetric propylene/1-olefin copolymer oxygenated membrane, and preparation method and application thereof
WO2024043218A1 (en)	2022-08-26	2024-02-29	東レ株式会社	Separation membrane and method for producing same
WO2024048359A1 (en)	2022-08-30	2024-03-07	東レ株式会社	Separation membrane and method for manufacturing same
CN116196773A (en) *	2023-03-02	2023-06-02	天津大学浙江研究院	Hybrid flat membrane of poly 4-methyl-1-pentene/three-dimensional covalent organic framework, and preparation method and application thereof

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US4247498A (en) *	1976-08-30	1981-01-27	Akzona Incorporated	Methods for making microporous products
DK171108B1 (en) *	1976-08-30	1996-06-10	Akzo Nv	Microporous polymer body and its preparation and use
GB2008191B (en) *	1977-11-18	1982-05-12	Nippon Soken	Uniflow two cycle internal combustion engines and methods of operating such engines
DE2833493C2 (en)	1978-07-31	1989-10-12	Akzo Gmbh, 5600 Wuppertal	Hollow filaments
DE3205289C2 (en) *	1982-02-15	1984-10-31	Akzo Gmbh, 5600 Wuppertal	Process for the production of porous bodies with adjustable total pore volume, adjustable pore size and adjustable pore wall
EP0133882B1 (en) *	1983-07-30	1990-04-04	Akzo Patente GmbH	Moulded articles with pores
DE3803693A1 (en)	1987-03-10	1988-09-22	Akzo Gmbh	MULTI-LAYER HOLLOW FILM BODY
CA1323271C (en)	1987-07-11	1993-10-19	Takanori Anazawa	Membrane-type artificial lung and method of using it
US4980101A (en) *	1989-07-14	1990-12-25	The Dow Chemical Company	Anisotropic microporous syndiotactic polystyrene membranes and a process for preparing the same
US5155144A (en) *	1990-10-29	1992-10-13	Manganaro James L	Polysaccharide-based porous sheets
US5962544A (en) *	1995-12-07	1999-10-05	3M	Microporous materials of ethylene-vinyl alcohol copolymer and methods for making same
US6409921B1 (en) *	1997-07-23	2002-06-25	Membrana Gmbh	Integrally asymmetrical polyolefin membrane for gas exchange

2000
- 2000-01-19 JP JP2000594563A patent/JP4095773B2/en not_active Expired - Lifetime
- 2000-01-19 AU AU31498/00A patent/AU747646B2/en not_active Expired
- 2000-01-19 CN CNB008029407A patent/CN1136035C/en not_active Expired - Lifetime
- 2000-01-19 US US09/869,153 patent/US6375876B1/en not_active Expired - Lifetime
- 2000-01-19 KR KR1020017009183A patent/KR100654592B1/en not_active Expired - Fee Related
- 2000-01-19 WO PCT/EP2000/000391 patent/WO2000043113A1/en not_active Ceased
- 2000-01-19 DE DE50000994T patent/DE50000994D1/en not_active Expired - Lifetime
- 2000-01-19 DK DK00909086T patent/DK1140331T3/en active
- 2000-01-19 EP EP00909086A patent/EP1140331B1/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
JP2002535114A (en)	2002-10-22
WO2000043113A1 (en)	2000-07-27
DE50000994D1 (en)	2003-02-06
CN1336849A (en)	2002-02-20
AU3149800A (en)	2000-08-07
CN1136035C (en)	2004-01-28
AU747646B2 (en)	2002-05-16
US6375876B1 (en)	2002-04-23
JP4095773B2 (en)	2008-06-04
KR100654592B1 (en)	2006-12-07
EP1140331A1 (en)	2001-10-10
KR20010103749A (en)	2001-11-23
EP1140331B1 (en)	2003-01-02

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